Home / 971,641.26-1,340,866.98-541,910.34

Finding the Fourth Proportional to 971,641.26, 1,340,866.98 and 541,910.34

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Solution

The fourth proportional to 971,641.26, 1,340,866.98 and 541,910.34 is: 747,837.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,641.26 : 1,340,866.98 = 541,910.34 : x
  2. Step 2: Convert to fraction form
    971,641.26/1,340,866.98 = 541,910.34/x
  3. Step 3: Cross multiply
    971,641.26x = 1,340,866.98 × 541,910.34
  4. Step 4: Simplify right side
    971,641.26x = 726,629,681,026.57
  5. Step 5: Solve for x
    x = 726,629,681,026.57/971,641.26
  6. Step 6: Final answer
    x = 747,837.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.